MARY NAN MALLORY M.D.
NPI 1427143874
Emergency Medicine in Louisville, KY
About Mary Nan Mallory M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY NAN MALLORY M.D. (NPI 1427143874) is an individual emergency medicine provider in Louisville, Kentucky, licensed in Indiana (01039542A) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mary Nan Mallory M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Mary Mallory reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Louisville, KY 40202
- Reassigned Medicare billing, Kentucky enrollment
- 2,337 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 40202 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LOUISVILLE, KY 40202
LOUISVILLE, KY 40202
LOUISVILLE, KY 40202
LOUISVILLE, KY 40202
LOUISVILLE, KY 40202
LOUISVILLE, KY 40202
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Mary Mallory's NPI number?
The NPI number for Mary Mallory is 1427143874. It was assigned to this individual provider in the NPPES registry on October 3, 2006.
Where is Mary Mallory located?
Mary Mallory practices at 530 S Jackson St Department Of Emergency Medicine C1h17, Louisville, KY 40202. The listed phone number is (502) 852-5689.
What is Mary Mallory's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Mary Mallory enrolled in Medicare?
Yes. Mary Mallory is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Mary Mallory's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Mallory reassigns Medicare benefits to University Of Louisville Physicians, Inc. (Louisville, KY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mary Mallory's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Mary Mallory was last updated on June 1, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.